Not a good start to the year for -- Nick Cannon. The TV and radio star is laid up in an Aspen hospital after suffering what's been called mild kidney failure. Wife Mariah Carey posted a picture on Twitter -- her and -- together in the hospital no word yet on what caused -- health problem. Mariah wrote on her blog she staying by her -- -- it. She also tweeted to fans to quote pray for -- as he's fighting to recover.

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